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Inventor

Shuichi Yamazaki

Inventor
Tokyo, JP

Overview

49→
Patents
1977–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 49 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C21Dprimary
C21DModifying the physical structure of ferrous metals16%
H01FMagnets13%
C23CCoating metallic material10%
F01NGas-flow silencers or exhaust apparatus for machines or engines in general7%
C22CAlloys6%
H04NPictorial communication, e.g. television6%
Y10TTechnical subjects covered by former us classification6%
F02BInternal-combustion piston engines5%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
F02FCylinders, pistons or casings, for combustion engines3%
PatentTitleYear
10,706,998Electrical steel sheet and method for producing electrical steel sheet202010,604,848Electrical steel sheet202010,549,315Electrical steel sheet202010,519,551Electrical steel sheet201910,190,219Electrical steel sheet20199,934,894Non-oriented electrical steel sheet and manufacturing method thereof20189,187,830'Non-oriented electrical steel sheet and manufacturing method thereof'20158,920,581'Grain-oriented electrical steel sheet and manufacturing method thereof'20148,900,688'Grain oriented electrical steel sheet and method of producing grain oriented electrical steel sheet'20148,345,333'Displacement/distortion measuring method and displacement/distortion measuring apparatus'20138,268,097'Grain-oriented electrical steel sheet and producing method therefor'20127,998,284'Grain-oriented electrical steel sheet having high tensile strength insulating film and method of treatment of such insulating film'20117,981,223'Ultra-high magnetic flux density grain-oriented electrical steel sheet excellent in iron loss at a high magnetic flux density and film properties and method for producing the same'20117,456,724'Electrical steel sheet for low-noise transformer and low-noise transformer'20087,399,369'Ultra-high magnetic flux density grain-oriented electrical steel sheet excellent in iron loss at a high magnetic flux density and film properties and method for producing the same'20087,063,780'Method for indirect-electrification-type continuous electrolytic etching of metal strip and apparatus for indirect-electrification-type continuous electrolytic etching'20066,733,599'Method for producing grain-oriented silicon steel sheet not having inorganic mineral film'20046,461,741'Grain-oriented electromagnetic steel sheet with excellent coating properties and process for its manufacture'20026,322,688'Method of forming an insulating film on a magnetic steel sheet'20016,005,243'Synchronous adjustment method, apparatus, and computer program product in a multiple beam optical system'19995,961,744'Grain oriented silicon steel sheet having low core loss and method of manufacturing same'19995,926,203'Image recording method and apparatus using multiple laser beams'19995,786,594'Multi-beam pitch adjustment system and method'19985,782,998'Grain oriented electrical steel sheet having specular surface'19985,753,907'Multiple beam scanning apparatus'19985,753,051'Oriented electrical steel sheet having low core loss and method of manufacturing same'19985,679,177'Oriented electrical steel sheet having low core loss and method of manufacturing same'19975,587,813'Data transfer device for an image forming apparatus'19965,565,272'Grain oriented silicon steel sheet having excellent primary film properties'19965,557,449'Laser beam scanning apparatus for controlling diameter of light spot'19965,509,976'Method for producing a grain-oriented electrical steel sheet having a mirror surface and improved core loss'19965,411,808'Oriented electrical steel sheet having low core loss and method of manufacturing same'19954,821,335'Electronic blackboard'19894,760,465'Electronic blackboard which detects an abnormal operating condition by reading a non-image section of a writing surface at power-up'19884,595,286'Spread document copying method with variable magnification capability'19864,370,013'Connector device for electric circuit'19834,234,342'Glass composition'19804,195,477'Exhaust port liner for engine'19804,193,749'Screw blower'19804,150,545'Supercharged engine having main and auxiliary combustion chambers'19794,117,673'Exhaust reaction assembly for internal combustion engine'19784,117,672'Exhaust reaction chamber system of engine'19784,103,487'Engine exhaust port liner system'19784,089,163'Exhaust port liner for engine'19784,083,339'Apparatus for heating intake mixture from exhaust gases of internal combustion engine'19784,075,836'Exhaust manifold for internal combustion engine'19784,069,667'Engine exhaust port liner'19784,067,192'Exhaust manifold for internal combustion engine'19784,033,124'Arrangement for deriving intake negative pressure from an internal-combustion engine'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1983Patents assigned to HONDA MOTOR CO LTD (13)· patent assignee history
1977–1983Based in Kamifukuoka, JP· patent location history
1986–1999Patents assigned to RICOH KK (9)· patent assignee history
1986–2020Based in Tokyo, JP· patent location history
1995–2020Patents assigned to NIPPON STEEL CORP (20)· patent assignee history
1995–2011Based in Futtsu, JP· patent location history
1996–1999Based in Fujimi, JP· patent location history
2012–2015Patents assigned to YAMAZAKI SHUICHI (5)· patent assignee history
2013Based in Saga, JP· patent location history
2014–2020Patents assigned to NIPPON STEEL & SUMITOMO METAL CORP (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIPPON STEEL CORP201995–2020
HONDA MOTOR CO LTD131977–1983
NIPPON STEEL & SUMITOMO METAL CORP92014–2020
RICOH KK91986–1999
YAMAZAKI SHUICHIself52012–2015
Locations
LocationPatentsSpan
Tokyo, JP141986–2020
Futtsu, JP141995–2011
Kamifukuoka, JP121977–1983
Fujimi, JP51996–1999
Saga, JP12013